Agmt18 Inland Potable Services, Inc.

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EXHIBIT A 1. Scone of Work Contractor will provide interior cleaning and inspection services for three potable water tanks in Redwood City, California: • Wilmington Reservoir; • Peninsula Reservoir #1; and • Carson Reservoir. For each tank, Contractor will: 1. Coordinate with City staff to select appropriate day(s) for tank diving and cleaning. 2. Mobilize to and from the project site. 3. Set-up and breakdown equipment. 4. Prepare for dive. 5. De -chlorinate all discharge water. 6. Remove up to three inches of sediment from the floor of each tank. 7. Time remaining in the second 8 -hour day in the Carson tank will be used if needed to clean areas of the sloped walls where sediment may have accumulated. 8. Visually inspect the interior and exterior of each tank. 9. Provide written reports, with photos, for each tank summarizing the results of the visual inspections and sediment removal activities. 10. Provide a DVD of each dive to City staff. Additional Work: Upon request by the City, Contractor will remove any remaining sediment from the sloping walls of Carson Reservoir and/or more than 3 inches of sediment from tank floors. 2. Pavment Terms The total not to exceed amount is $25,176. Contractor will receive a flat rate of $13,792 for all work outlined herein, excluding Additional Work, on the three potable water tanks identified below. Additional charges for sediment bags, overtime (i.e. cleaning and inspection that exceeds two eight-hour workdays), removal of more than 3 inches of sediment from tank floors, and cleaning of sloped walls at Carson Reservoir, if necessary and approved by the City, will be charged at the rates indicated below and will be a separate line item on the invoice. Description Tank inspection and cleaning at Wilmington, Peninsula #1, and Carson Reservoirs Additional Work (sediment removal from sloped walls of Carson Reservoir or more than 3 inches of sediment from flat floor surfaces) Overtime — 2 hours allowed per day Day rate — 8 hours or any part thereof Sediment Bags TOTAL NOT TO EXCEED Page 6 of 6 ATN/AGR/2018.072/INLAND POTABLE SERVICES, INC. GSA REV: 04-02-18 MI Amount $13,792.00 Per rates listed below $445 per hour $3,448.00 $130.00 per bag $25,176.00